Font size
S
M
L
XL
WorksheetsBiology EOC Review
Total questions: 106
Worksheet time: 2hrs 3mins
Name
Class
Date
1.
What type of cell is shown?
a)
Eukaryotic because it has a nucleus
b)
Eukaryotic because it lacks a nucleus
c)
Prokaryotic because it has a nucleus
d)
Prokaryotic because it lacks a nucleus
2.
What type of cell is shown?
a)
eukaryotic
b)
prokaryotic
c)
bacterial
d)
protist
3.
This organelle would NOT be found in animal cells.
a)
cell membrane
b)
nucleus
c)
lysosome
d)
chloroplast
4.
What is the name and importance of the molecule shown in the picture?
a)
fatty acid tail; makes up the fat found in butter
b)
phospholipid; makes up cellular membranes
c)
triglyceride; makes up animal lard
d)
cellulose; makes up the cell walls of plants
5.
Which of these requires ATP?
a)
osmosis
b)
diffusion
c)
active transport
d)
stasis
6.
During which phase of the cell cycle is DNA replicated?
a)
G1 phase
b)
S phase
c)
G2 phase
d)
M phase
7.
What phase of mitosis is shown in the picture?
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
8.
What is the end result of mitosis?
a)
2 cells that are identical to the parent cell
b)
2 cells that have half the number of chromosomes as the parent cell
c)
4 cells that are identical to the parent cell
d)
4 cells that have half the number of chromosomes as the parent cell
9.
What might a scientist observe when looking at cancer cells?
a)
Cancer cells will become stuck in the G1 on phase and will not enter the S phase
b)
Cancer cells will go through the S phase twice
c)
Cancer cells will continuously repeat the cell cycle and will not enter a resting phase
d)
Cancer cells will not undergo cytokinesis
10.
A person with swollen gums rinses his mouth with warm salt water, and the swelling decreases. Which has occurred?
a)
The swollen gums have absorbed the saltwater solution.
b)
The saltwater solution lowers the temperature of the water in the gums.
c)
The salt in the solution has moved against the concentration gradient.
d)
The excess water has moved out of the gums.
11.
RNA and DNA are which type of biomolecule?
a)
Lipids
b)
Carbohydrates
c)
Nucleic Acids
d)
Proteins
12.
This diagram shows the cell cycle.
Which of the following activities occur in the G1 phase?
Which of the following activities occur in the G1 phase?
a)
Replication of the DNA
b)
Growth of the cell
c)
Formation of the mitotic spindle
d)
Breakdown of the nuclear membrane
13.
Which pair of structures best shows that plant cells have functions different from animal cells?
a)
Cytoplasm
and mitochondria
b)
Chloroplasts and cell wall
c)
Ribosome and golgi
d)
Nucleus and cell membrane
14.
What is one way that a lysogenic infection differs from a lytic infection?
a)
A lysogenic virus does not act on bacteria as a lytic virus does.
b)
A lysogenic virus can remain in the host DNA for a longer period without becoming active.
c)
A lysogenic virus contains RNA instead of DNA.
d)
A lysogenic virus directs the production of new viruses right away.
15.
Cell have several mechanisms for regulating their internal environments. Which of these mechanisms involved in maintaining homeostasis requires energy?
a)
osmosis
b)
diffusion
c)
active transport
d)
passive transport
16.
This cell is undergoing mitosis. What stage of mitosis is shown?
a)
prophase
b)
metaphase
c)
anaphase
d)
telophase
17.
A saltwater fish is accidentally placed in a freshwater aquarium in a few short hours it sadly died. Which explains why this occurred?
a)
The cells of the fish body were dehydrated by the quick loss of water.
b)
The cells of the fish quickly absorbed massive amounts of water and it ended up killing the fish.
c)
The fish hated the new decor in the freshwater tank.
d)
It was just its time.
18.
Passive transport requires no
a)
concentration gradients
b)
osmosis
c)
motion
d)
energy
19.
What is the first step of the virus reproduction cycle?
a)
The viruses genetic material (DNA) starts to take over the functions of the cell
b)
The host cell bursts open, releasing the new viruses
c)
The virus injects its genetic material into the cell
d)
A virus attaches to the surface of a host cell
20.
Where do viruses reproduce?
a)
Outside of a cell
b)
Inside of a cell
c)
They do not reproduce
21.
Reasons that viruses are considered to be nonliving is because
a)
They are not make of cells
b)
They cannot reproduce on their own
c)
They do not have a metabolism
d)
all of these are reasons why viruses are nonliving
22.
Which viral life cycle allows viral genetic material to lay dormant while the host cell reproduces?
a)
lytic
b)
mitosis
c)
lysogenic
d)
S phase
23.
What is the longest stage of the cell cycle called?
a)
Cytokinesis
b)
M phase
c)
Interphase
d)
G1 Phase
24.
Put the following stages of the cell cycle in order: G2, S, G1, M.
a)
G1, S, G2, M
b)
S, G1, G2, M
c)
G1, M, G2, S
d)
M, G1, S, G2
25.
Why would it be important to replicate DNA before a cell divides in mitosis or meiosis?
a)
In order for genetic information to be transferred into daughter cells.
b)
In order for the cell to be able to increase in size.
c)
In order for the DNA to be contained in the nucleus.
d)
In order for the cell to re-order the DNA sequencing in the new cells.
26.
WHat are the complementary bases to the following strand of DNA:
AATCATGGA
a)
AATCATGGA
b)
TTAGTACCT
c)
UUAGUACCU
d)
GGATAUCUA
27.
A process in which DNA has the unique ability to make an exact copy of itself.
a)
Replication
b)
Translation
c)
Transcription
28.
What is responsible for holding the two strands of the DNA double helix together?
a)
hydrogen bonds
b)
alleles
c)
London dispersion forces
d)
deoxyribose sugars
29.
Which best explains why muscle cells are different from blood cells?
a)
Muscle cells are produced by the brain, but blood cells are produced by the heart.
b)
Different genes are activated in muscle cells than in blood cells.
c)
Muscles cells experience different environmental influences than blood cells.
d)
A mutation occurs during the development of muscle cells but not in blood cells.
30.
Which sequence of complementary DNA bases would pair with this partial strand
ATG TGA CAG?
ATG TGA CAG?
a)
ATG TGA CAG
b)
TAC ACT GTC
c)
GTA AGT GAC
d)
CAT TCA CTG
31.
Which of the following monomers are repeatedly joined together to form a strand of DNA?
a)
amino acids
b)
nucleotides
c)
fatty acids
d)
polysaccharides
32.
What determines the code, or information, of a DNA molecule?
a)
the shape (structure) of the nitrogen bases
b)
the order (sequence) of the nitrogen bases
c)
the color of the nitrogen bases
d)
the frequency (number) of nitrogen bases
33.
The two strands of nitrogenous bases in DNA are joined by which type of bond?
a)
polar bonds
b)
ionic bonds
c)
covalent bonds
d)
hydrogen bonds
34.
What process is shown in the diagram?
a)
replication
b)
transcription
c)
mitosis
d)
translation
35.
X outlines a(n) ___________.
a)
amino acid
b)
nitrogen base
c)
nucleotide
d)
nitrogen base pair
36.
Which series is arranged in order from largest to smallest in size?
a)
gene, chromosome, nucleus, cell, DNA, nucleotide
b)
cell, nucleus, chromosome, DNA, gene, nucleotide
c)
nucleotide, chromosome, cell, DNA, nucleus
d)
cell, DNA, gene, nucleotide, nucleus, chromosome
37.
What is the correct amino acid sequence for the mRNA code AUGCCAGUAUGA?
a)
Met-Pro-Val-Stop
b)
Met-Pro-Arg-Stop
c)
Tyr-Gly-His
d)
Tyr-Gly-Arg-His
38.
Which RNA bases would pair with TACGAA in transcription?
a)
AUGCUU
b)
ATGCTT
c)
GCATCC
d)
GCAUCC
39.
mRNA is read in chunks of three, called...
a)
quadralets
b)
anticodons
c)
codons
d)
capsids
40.
What is a Gene?
a)
A segment of RNA that encodes for a protein
b)
A chromosome
c)
A segment of DNA that encodes for a protein
d)
Your genome
41.
Normal-
GAG-CTC-GAC-AGA
Mutant
GAG CTC-CAC-AGA
GAG-CTC-GAC-AGA
Mutant
GAG CTC-CAC-AGA
a)
no mutation
b)
substitution
c)
insertion
d)
deletion
42.
Original: ATC CAT
Mutation: ATC GCAT
What mutation occurred?
Mutation: ATC GCAT
What mutation occurred?
a)
deletion
b)
insertion
c)
silent
d)
transverse
43.
Failure of homologous chromosomes
to separate during meiosis.
Results in gametes with either one extra or one missing chromosome.
a)
Translocation
b)
Nondisjunction
c)
Replication
d)
Transcription
44.
Why is the order of amino acids so important?
a)
The order of amino acids dictates what shape the protein will fold into.
b)
It is not important. The protein folding chamber will force the protein to fold into the correct shape.
45.
Would a mutation in the DNA of a skin cell be passed on to an organism's offspring?
a)
Yes, because any change to the DNA is passed on to the offspring
b)
Maybe. Sex cells only use half of the body's genetic code. It might get the copy of a gene that wasn't mutated.
c)
No. Only mutations that occur in the gametes (sex cells) are passed on to the offspring
d)
Without knowing the animal, it would be hard to tell whether or not the mutation would be passed on.
46.
Which of the following genotypes would be considered heterozygous?
a)
BB
b)
gg
c)
Ff
d)
TT
47.
Which of the following alleles is homozygous recessive?
a)
Tt
b)
tt
c)
TT
d)
T
48.
An organism's pair of alleles is called their-
a)
phenotype
b)
genotype
c)
heterzygous
d)
genes
49.
Which of the following cell types is formed by meiosis?
a)
skin cells
b)
sperm cells
c)
blood cells
d)
muscle cells
50.
This image shows chromosomes during Prophase 1. Which of the following correctly describes the process shown?
a)
segregation of sister chromatids
b)
condensation and segregation of alleles
c)
mutationin which the DNA content of the gene is altered
d)
crossing - over in which alleles are exchanged
51.
Mutations are important because they bring about
a)
death of the organism in which they develop
b)
genetic variation needed for a population to evolve
c)
benefits for the individual, not for the population
d)
Hardey-Weinberg equilibrium within a population
52.
What increases genetic variation when animals move from one population to another
a)
genetic drift
b)
sexual selection
c)
bottleneck effect
d)
gene flow
53.
Ostrich wings are examples of
a)
homologous structures
b)
vestigial structures
c)
adaptations
d)
traits
54.
Which of the following is NOT an example of natural selection?
a)
People selectively breeding hamsters.
b)
Insect populations developing resistance to certain pesticides.
c)
Bacteria becoming resistant to antibiotics.
d)
Male birds of certain species developing colorful feathers to attract female mates.
55.
Which species’ DNA is most similar to the DNA of the toothed whale?
a)
Hippopotamus
b)
Baleen Whale
c)
Grazing Mammals
d)
Camels
56.
Two organisms that are closely related would have
a)
very similar DNA sequence
b)
exactly the same DNA sequences
c)
no proteins in common
d)
completely different DNA sequence
57.
Sometimes bones in the front limbs of animals are very similar in structure. What do we call similar bone structures that indicate a link to a common ancestor?
a)
Adaptations
b)
Gradualism
c)
Homologous Structures
d)
Extinction
58.
Why are advantageous traits more likely to be passed onto offspring?
a)
Because they are more likely to survive and reproduce.
b)
Because they come from dominant alleles.
c)
Because they come from recessive alleles.
d)
Because the trait is an acquired phenotype.
59.
According to this data, the unknown bacterial species is most closely related to:
a)
Species I
b)
Species II
c)
Species III
d)
Species IV
60.
According to this cladogram, sharks are MOST closely related to which organism?
a)
Amphibians
b)
Ray finned fish
c)
Crocodiles
d)
Birds
61.
The 8 levels of classification, from most broad to most specific are ...
a)
Domain, Genus, Family, Order, Class, Phylum, Kingdom, Species
b)
Domain, Species, Kingdom, Genus, Phylum, Family, Class, Order
c)
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
d)
Order, Kingdom, Species, Domain, Phylum, Family, Class, Genus
62.
A student discovers an arachnid with a segmented abdomen, long legs, and a tail with no stinger. The student uses the dichotomous key below to identify it. Which arachnid has the student found?
a)
Whip Scorpion
b)
Wind Scorpion
c)
Daddy long legs
d)
Scorpion
63.
Bacteria are prokaryotes which means they
a)
have a nucleus on their capsule
b)
do not contain a nucleus
c)
can live in environments with and without oxygen
64.
Fungi are like animals because...
a)
they all reproduce sexually.
b)
they get their food from other organisms.
c)
they can move from one place to another.
d)
They are not like animals.
65.
What vocabulary word describes the breaking off of dead things and recycling it's nutrients through the food chain?
a)
Symbiosis
b)
Decomposing
c)
Budding
d)
Mycelium
66.
What biomolecule do enzymes belong to?
a)
Carbohydrate
b)
Lipid
c)
Nucleic Acid
d)
Protein
67.
Which biomolecule is a main source of quick energy?
a)
Nucleic Acid
b)
Protein
c)
Lipid
d)
Carbohydrate
68.
Which biomolecule is found in fats, oils, and waxes and is a source of long-term energy?
a)
Proteins
b)
Nucleic Acid
c)
Lipids
d)
Carbohydrate
69.
What is the function of a nucleic acid?
a)
Stores genetic information
b)
Stores energy
c)
Quick source of energy
d)
Builds structures
70.
Which biomolecule is responsible for insulation and energy storage?
a)
Protein
b)
Nucleic Acid
c)
Lipid
d)
Carbohydrate
71.
What elements are common to all 4 biomolecules?
a)
Carbon, hydrogen, nitrogen
b)
Carbon, Nitrogen, Phosphorus
c)
Carbon, Hydrogen, Oxygen
d)
Carbon, Hydrogen, Phosphorus
72.
A monomer is ...
a)
a single atom
b)
a building block for polymers
c)
a single element
d)
is an inorganic molecule
73.
What is the purpose of an enzyme?
a)
give permission for the reaction
b)
raise activation energy
c)
speed up reactions
d)
control how many reactions occur
74.
All living things contain what element?
a)
helium
b)
sodium
c)
copper
d)
carbon
75.
Why do plants conduct photosynthesis?
a)
To make light
b)
To make mitochondria
c)
To make glucose
d)
To release carbon dioxide
76.
How does carbon dioxide get into the leaves of a plant?
a)
It's absorbed by the roots
b)
It's made in a chemical reaction in the stem
c)
It enters through the stomata
d)
It goes through the flowers
77.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO2 + light + H2O --> O2 + Sugar
b)
CO2 + sugar + H2O --> O2 + light
c)
O2 + light + H2O --> CO2 + Sugar
d)
CO2 + O2 + H2O --> Light+ Sugar
78.
The process of cellular respiration
a)
is performed only by organisms that are incapable of photosynthesis
b)
is performed by autotrophs and heterotrophs
c)
occurs before plants are able to carry out photosynthesis
d)
occurs only in animals
79.
The area that the substrate fits into on the enzyme is called the:
a)
Active Site
b)
Allosteric Site
c)
DiSulphide Bridge
d)
β-Pleated Sheet
80.
Enzymes catalyze reactions by ___________ Activation Energy.
a)
Increasing
b)
Decreasing
81.
A student studying interactions between body systems constructs this table. The student plans to fill out the table with phrases that describe an interaction between each pair of systems.
Which of these phrases could be placed in the position marked with an X?
Which of these phrases could be placed in the position marked with an X?
a)
Provides nutrients to kidney cells
b)
Provides nutrients to brain cells
c)
Provides nutrients to nerve cells
d)
Provides nutrients to muscle cells
82.
Recent studies in bone research indicate that using ultrasound on a broken bone can decrease the healing time by 25%. Which of these are the most basic levels of organization involved when a bone heals?
a)
Cells and tissue
b)
Cells and organ system
c)
Organ system and organism
d)
Tissue and organ system
83.
Cytokinins are a class of plant hormones that help regulate growth by promoting cell division. Cytokinins are produced mainly in meristematic tissue, where most plant growth occurs. Which system carries cytokinins produced in the roots to the rest of the plant?
a)
Vascular system
b)
Dermal system
c)
Reproductive system
d)
None of these
84.
Several structures work together to allow flowering plants to reproduce. The diagram shows a typical flower.
Which table correctly identifies the function of each structure or group of structures in the reproduction of the plant?
Which table correctly identifies the function of each structure or group of structures in the reproduction of the plant?
a)
X Pollen production
Y Pollen transfer
Z Production of eggs
Y Pollen transfer
Z Production of eggs
b)
X Attraction of pollinators
Y Production of male sex cells
Z Egg production and embryo development
Y Production of male sex cells
Z Egg production and embryo development
c)
X Protection for embryo
Y Supply nourishment to embryo
Z Place of embryonic development
Y Supply nourishment to embryo
Z Place of embryonic development
d)
X Photosynthesis
Y Production of cells that protect internal organs
Z Production of egg and sperm
Y Production of cells that protect internal organs
Z Production of egg and sperm
85.
During the final stages of human gestation, receptors for the hormone oxytocin increase on the smooth muscle cells of the uterus. The release of oxytocin during labor stimulates the smooth muscle tissue in the wall of the uterus. The vigorous contraction of the uterine smooth muscle helps push the baby through the birth canal so that delivery can occur. This process involves the interaction of which organ systems?
a)
Endocrine and muscular only
b)
Endocrine and reproductive only
c)
Endocrine, muscular, and reproductive
d)
Endocrine, reproductive, and excretory
86.
Which organism do the owl and the weasel compete for in the food web?
a)
Hawk
b)
Spider
c)
Grasshopper
d)
Shrew
87.
Which organism recieves the least amount of energy from the producer?
a)
Owl (tertiary consumer)
b)
Grasshopper (primary consumer)
c)
Lilypad (autotroph)
d)
Lizard (secondary consumer)
88.
What is the order of succession shown in this figure?
a)
A, B, C, D
b)
B, A, D, C
c)
C, D, A, B
d)
D, A, B, C
89.
What type of succession is shown going from figure A to figure B?
a)
primary succession
b)
ecological succession
c)
secondary succession
d)
intermediate
90.
What is the goal of the pioneer species in Primary Succession?
a)
To kill the dead materials after a disaster
b)
To rebuild soil
c)
To feed Johnny
d)
To put fresh oxygen into the air
91.
What is Ecological Succession?
a)
Competition between plants in a society
b)
A natural disaster such as a flood or fire
c)
The cycle of a tomato plant
d)
The change an ecosystem experiences over time
92.
How many predators does the squid have?
a)
1
b)
2
c)
3
d)
4
93.
Name the producers in this food web.
a)
seagull and fish
b)
penguin and crab
c)
phytoplankton and seaweed
d)
seaweed and zooplankton
94.
Which of the following best describes the small bird in the food web above?
a)
primary and secondary consumer
b)
secondary and tertiary consumer
c)
primary consumer only
d)
secondary consumer only
95.
A feeder fish usually follows behind sharks to pick up food scraps that they leave behind. The fish gets food and the shark is unaffected. This is an example of:
a)
Mutualism
b)
Commensalism
c)
Parasitism
d)
Decomposition
96.
What is the original source of almost all energy in most ecosystems?
a)
carbohydrates
b)
sunlight
c)
water
d)
carbon
97.
How much energy is passed on to each trophic level in an energy pyramid?
a)
10%
b)
90%
c)
50%
d)
80%
98.
Which organisms have the most available energy in an energy pyramid?
a)
Producer
b)
Consumer
c)
Decomposer
d)
Scavenger
99.
Which organism in this diagram has the highest DDT concentration?
a)
Zooplanktons
b)
small fish
c)
large fish
d)
Fish-eating birds
100.
Eutrophication is caused by
a)
runoff of excessive fertilizer and nutrients
b)
cleaning up waterways
c)
using nuclear energy
d)
using solar energy
101.
Organisms use nitrogen to form
a)
carbohydrates and lipids
b)
proteins and lipids
c)
lipids and nucleic acids
d)
proteins and nucleic acids
102.
What is one of the most important processes that removes carbon from the atmosphere?
a)
photosynthesis
b)
cellular respiration
c)
erosin
d)
soil respiration
103.
Which process moves carbon stored in fossil fuel into another carbon reservoir?
a)
When fossil fuels are burned, carbon enters the atmosphere as carbon dioxide.
b)
The denitrifying bacteria turns the fossil fuel into carbon dioxide gas.
c)
Decomposers convert the fossil fuels into greenhouse gases like carbon dioxide.
d)
The fossil fuels react with the soil to produce carbonates and carbon dioxide.
104.
What are the two important jobs of a decomposer in an ecosystem?
a)
Keep waste from piling up and give carnivores energy
b)
Put energy back in the food chain and keep waste from piling up
c)
Put energy back in the food chain and compete against herbivores for food
d)
Supply the oxygen needed for plants to make food and keep waste from piling up
105.
What type of symbiosis? Hummingbirds feed on nectar from flowers. The flowers are pollinated by hummingbirds as they move from flower to flower.
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
106.
What statement is TRUE about the graph?
a)
The prey is the green line because there needs to be more prey than predators.
b)
The prey is the red line because there needs to be more predators than prey.
c)
The green line is the producers
d)
The red line is the producers
Reset
